CVE-2021-27568

An issue was discovered in netplex json-smart-v1 through 2015-10-23 and json-smart-v2 through 2.4. An exception is thrown from a function, but it is not caught, as demonstrated by NumberFormatException. When it is not caught, it may cause programs using the library to crash or expose sensitive information.

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CVSS v3.1

5.9 MEDIUM

EPSS

2.90%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

EPSS Trend

Aug 16, 2026 → Sep 19, 2026

▼ 0.01pp

2.91% → 2.90% over 2 tracked changes

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

ScopeUNCHANGED

ConfidentialityNONE

IntegrityNONE

AvailabilityHIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Connections

8 relationships

CWE-754

source

Timeline

disclosure → media coverage

Feb 23, 2021

Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024

Public PoC (1)

github.com/arsalanraja987/java-insecure-random-cve-2021-27568

Unverified third-party code — review before executing.